This ecology quiz is designed to assess your basic knowledge in ‘Biotic Interactions’. Questions come under ‘medium’ category. Choose the best answer from the four options given. When you've finished answering as many of the questions as you can, scroll down to the bottom of the page and check your answers by clicking 'Get score'. Percentage score will be displayed along with right answers.

1. Most interacting population are
symbiotic
parasitic
co evolved
mutualistic
2. The competitive exclusion principle was first described, by Gause, for species of
Mice
Birds
Grass
Protozoa
3. Territoriality occurs as a result of
predation
symbiotism
parasitism
competition
4. Predation and parasitism are which type of interactions
+, +
+, 0
-, -
+, -
5. The association between hermit crab and sea anemone is
symbiosis
parasitism
commensalism
proto cooperation
6. Small fish get stuck near the bottom of a shark and derives its nutrition from it. This kind of association is called as
predation
commensalism
parasitism
predation
7. If the stronger partner is benefited and the weak partner is damaged, it is known as
predation
alleopathy
symbiosis
commensalism
8. Which type of association is found in between entomophilous flower and pollinating agent
mutualism
co evolution
coperation
commensalism
9. The extinction of Abingdon tortoise is an example of
parasitism
predation
amensalism
competition
10. Mode of nutrition by killing the host is called
predation
parasitism
amensalism
symbiosis
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